Faults; Overview - BADU Normblock Multi Originalbetriebsanleitung

7

Faults

NOTICE
It is normal for a few drops of water to escape from the
mechanical seal from time to time. This is especially true during
the break-in period.
Depending on the water quality and number of operating hours,
the mechanical seal can begin to leak.
If water leaks constantly, have the mechanical seal replaced

by a qualified technician.
7.1

Overview

Fault: Motor overload
Possible cause
Dynamic head lower than
that indicated in the
order.
Higher density of the
pumping liquid than that
indicated in the order.
Too high a speed.
Running on two phases.
Transport fuse not
removed from the shaft
groove.
Fault: Too high a pump pressure
Possible cause
Too high a speed.
04/2019
Solutions
 Set operating point exactly.
 For constant overload turn the
impeller - (further enquiry
required).
 Contact manufacturer.
 Reduce speed - (further enquiry
required).
 Renew faulty fuse.
 Check the electrical connections
using the operating manual.
 Remove the transport fuse from
the shaft groove.
Solution
 Reduce speed - (further enquiry
required).
Faults
EN 29